2x+21=2x

Simple and best practice solution for 2x+21=2x equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 2x+21=2x equation: 


Simplifying
2x + 21 = 2x

Reorder the terms:
21 + 2x = 2x

Add '-2x' to each side of the equation.
21 + 2x + -2x = 2x + -2x

Combine like terms: 2x + -2x = 0
21 + 0 = 2x + -2x
21 = 2x + -2x

Combine like terms: 2x + -2x = 0
21 = 0

Solving
21 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| -8-5h+3+2h=10 | | 2(x-5)+2=12 | | 4x^2+5x=8 | | 2*3-3-5= | | -4x-6=-8 | | 5j-3.3=25 | | (1+2v)-5= | | x-3=x+76 | | s-3=a-12 | | 5n-3(n-6)=0 | | 143.587+-22.96=156.4 | | 3(x-3)=-9(x+4)+42 | | 9.3v-35=392 | | 3(a-1)-5=3a-2 | | r^2-14+49=0 | | -9y-35=4(y+1) | | 169(x+45)+79x=14549 | | 10x+9=5(2x+3)-1 | | 27c+4=15c+40 | | V-1=7+3v | | 4x-40y=20 | | x=-x^2-2x-6 | | 2a+10=4 | | 5/3=8 | | 8+6r=3r+3+11 | | -n+6.5=14.2 | | -6(-4u+9)-8u=7(u-6)-6 | | 0.25m+7.50=0.50m+6.25 | | -2(4x-6)=3 | | x(2x-3)+x(5x-2)=(7x+3)(x-2) | | 3=7x-2y | | 6.50x+10.50(600-x)=5584 |

Equations solver categories